I’m using VMware Fusion 12.1.0 as a VMware hypervisor to run a Windows 10 VM on macOS. What is a guest operating system? The difference between host and guest operating systems is that a host OS is installed on the hardware, and a guest OS is running on a virtual machine that uses virtualized hardware. I’m using macOS 10.15 Catalina as the host operating system and Windows 10 20H2 Professional 圆4 as the guest operating system in the tutorial. The ISO installation image of Windows 10.VMware Fusion 12 can be installed on macOS 10.15 Catalina and macOS 11.0 Big Sur. Your macOS must be compatible with the VMware Fusion version you are going to install.750 MB of free disk space to install VMware Fusion and additional disk space to store virtual machine files.Windows 10 running as a guest OS requires at least 4 GB of RAM. Keep in mind that you need more RAM to run VMware guest operating systems. 4 GB of memory, but we recommend at least 8 GB of memory to install VMware Fusion on macOS.Processor (CPU) architecture must be Intel x86-64.A Mac computer manufactured in 2011 or later (except 2012 Mac Pro Quad Core with the Intel Xeon W3565 Processor) 2010 Mac Pro Six Core, Eight Core, and Twelve Core with a graphics card that supports Metal.If your macOS version is older than 10.5 Catalina, install an older VMware Fusion version supported by your macOS. In this section, I list the requirements for VMware Fusion 12, the latest version at the time of writing this blog post. Before proceeding with installing VMware Fusion, check system requirements.

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